Generate constants in server as we do in plugin

pkg/analysis_server/test/integration/support/integration_tests.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:convert';
 import 'dart:io';
 
+import 'package:analysis_server/protocol/protocol_constants.dart';
 import 'package:analysis_server/protocol/protocol_generated.dart';
-import 'package:analysis_server/src/constants.dart';
 import 'package:analyzer_plugin/protocol/protocol_common.dart';
 import 'package:path/path.dart';
 import 'package:test/test.dart';
 
 import 'integration_test_methods.dart';
 import 'protocol_matchers.dart';
 
 const Matcher isBool = const isInstanceOf<bool>();
 
 const Matcher isInt = const isInstanceOf<int>();
@@ skipping 96 matching lines @@
    */
   List<String> lastAnalyzedFiles;
 
   /**
    * True if the teardown process should skip sending a "server.shutdown"
    * request (e.g. because the server is known to have already shutdown).
    */
   bool skipShutdown = false;
 
   /**
-   * True if we are currently subscribed to [SERVER_STATUS] updates.
+   * True if we are currently subscribed to [SERVER_NOTIFICATION_STATUS] updates.
    */
   bool _subscribedToServerStatus = false;
 
   AbstractAnalysisServerIntegrationTest() {
     initializeInttestMixin();
   }
 
   /**
    * Return a future which will complete when a 'server.status' notification is
    * received from the server with 'analyzing' set to false.
@@ skipping 94 matching lines @@
    * relative to [sourceDirectory].  On Windows any forward slashes in
    * [relativePath] are converted to backslashes.
    */
   String sourcePath(String relativePath) {
     return join(sourceDirectory.path, relativePath.replaceAll('/', separator));
   }
 
   /**
    * Send the server an 'analysis.setAnalysisRoots' command directing it to
    * analyze [sourceDirectory].  If [subscribeStatus] is true (the default),
-   * then also enable [SERVER_STATUS] notifications so that [analysisFinished]
-   * can be used.
+   * then also enable [SERVER_NOTIFICATION_STATUS] notifications so that
+   * [analysisFinished] can be used.
    */
   Future standardAnalysisSetup({bool subscribeStatus: true}) {
     List<Future> futures = <Future>[];
     if (subscribeStatus) {
       futures.add(sendServerSetSubscriptions([ServerService.STATUS]));
     }
     futures.add(sendAnalysisSetAnalysisRoots([sourceDirectory.path], []));
     return Future.wait(futures);
   }
 
@@ skipping 727 matching lines @@
   void populateMismatches(item, List<MismatchDescriber> mismatches);
 
   /**
    * Create a [MismatchDescriber] describing a mismatch with a simple string.
    */
   MismatchDescriber simpleDescription(String description) =>
       (Description mismatchDescription) {
         mismatchDescription.add(description);
       };
 }